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dimitris_ps

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1482.55 (4,485,643rd) 		Reputation
3,824 (43,881st)
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2 data frames, 2 different styles of naming the same person, how to... -3.55
Delete repeated values +0.18
Calculation of average cost 0.00
How to calculate the time difference between two event in R? 0.00
Reshape data frame from long to wide format -3.35
Using a simple for loop on spatial data +0.39
How to vectorize this code in R +4.41
copy value from last row and paste in to first row r -0.50
How to deseasonalize quarterly data in R? +4.15
changing values in vector given a location and condition with R -2.79
Generateing a per-group sequence based on a specific value in an ex... -2.37
I want to make 5 minutes data frame to 15 minutes, 30 minutes and 6... 0.00
Is there a function in R that does what atoi() does in C? -3.05
Find pattern in elements of vectors +4.00
Find pattern in elements of vectors -4.00
Most frequent value (mode) by group +4.96
Excel convert date to text retaining date layout -0.83
function to test if strings identical up to position x -1.27
Combining Rows - Summing Certain Columns and Not Others in R -0.74
Split text based on dot in R -2.63
How do I use an ifelse within a loop in R? +0.19
How to convert an HTML R object to character? -3.84
R create new data.frame from old one according to column values 0.00
Excel 2010 - filter pivot table by pattern 0.00
read html table in R 0.00
SUMPRODUCT INDEX MATCH -2.60
extracting "yearmon" from character format and calculatin... +0.50
Concatenate lists with override in R -0.91
looping for a time series object +1.10
How to split a decimal number from a string in R -2.59
Use xpathSApply in R +2.56
Soccer results into amount of goals +0.03
Avoid url encoding in R +0.22
In R, why does deleting rows or cols by empty index results in empt... 0.00
Ignoring space between words for gsub in R -3.80
Rearranging longitudinal data +3.58
Extracting javascript syntax from a xml node using R -2.81